Is there such a thing as a negative emotion? It seems like a question with a simple enough answer. Obviously emotions like rage, greed, and fear are negative while other emotions like hope, compassion, and love are positive, right? After all, Green Lantern gives us characters who fully embody these individual emotions, so all we have to do to learn the truth is look at them. We can see, for example, what rage does to the Red Lanterns. Rage is so all-consuming that once a red ring lands on your finger, its power saturates your body, flowing through your veins. The ring stops your heart and replaces it, meaning that if you ever took the ring off, you’d die moments later because your heart no longer works. It forces intense rage to be at the core of your being forever, cursing you with power and fury, and an inability to ever be anything else. And as the Red Lantern Corps grew, they were presented as a pack of vicious animals, tearing apart a...